Recent content by Erwin

I purchased 12 - 310ah LifePo4 VariCore cells from AliExpress advertised as brand-new Grade A and are not! The manufactures QR code had been scratched off and a bar code with the word scratch was applied to make it appear like a QR code in the ad. Two cells are swollen, 1 about 3/16" the other a...

I ordered LifePo4 310 ah cells from LiitokalaVariCoreFlagship Store on Ali Express back in May. I got an e-mail on May 20th showing they shipped, here it is July 11th and still nothing. How long is it generally taking for battery orders from China? This is a store that Will provided a link too...

Does the BMS size need to match or exceed the battery ah or maximum charge current and current draw. I am building 3 - 12v batteries for my sailboats house bank and would like to use 280ah cells for capacity. The boat has a Heart Interface Freedom 20 inverter charger which is rated for max...